China Factory Price Digital Grounding Resistance Tester Earth Resistance Clamp, Find details about China Meco Digital Earth Resistance Tester, Es 3000 Earth Resistance Meter Tester from China Factory Price Digital Grounding Resistance Tester Earth Resistance Clamp
Function | Ground resistance test, Loop resistance test |
Power Supply | 6VDC 4 PCS of LR6 lkaline batteries |
Resistance Range | 0.01-200Ω |
Resistance Resolution | 0.001Ω |
Highest Resistance Accuracy | ±1%±0.01Ω |
Data memory | 99 Sets |
Alarm Threshold Setting Range | Resistance: 1-199Ω |
Alarm Sound and Light | "Beep-beep-beep" alarm tone, Alarm Symbol Flashing, Press AL key to turn on, turn off Alarm or set Alarm Threshold. |
Interference Signal Recognition | "Beep-beep-beep" tone, NOISE symbol blinking |
Working Temperature and Humidity | -20ºC-55ºC;20%RH-90%RH |
LCD Screen | 4 Digits LCD display, Screen L×W: 47mm×28.5mm |
Clamp Size | 65mm×32mm |
Clamp Opening Extent | 32mm |
Tester Weight | 1160g (With batteries) |
Clamp Dimension | L×W×T: 285mm×85mm×56mm |
Protection Level | Dual Insulation |
Structural Feature | Clamp CT |
Shifting | Automatic shifting |
External magnetic field | <40A/m |
External electrical field | <1V/m |
Single measurement time | 0.5 second |
Resistance measurement frequency | >1KHz |
Measured current frequency | 50/60Hz Automatic measurement |
Low Battery Indication | Low battery symbol displays when battery is lower then 5.3V |
Memory Full Indication | MEM symbol blinks when all 99 sets memory is full |
Over Range Indication | Out of range indication "OLΩ", "L0.01" or "OL A" |
Auto Power-off | 5 minutes after Boot up |
Power Consumption | Max 50mA either in booting up or normally working, Continuously working for 30 hours |
RS232 Interface (Optional) | The data stored in the meter are uploaded to the computer through RS232 interface and data wire, Then generate report files |
Accessories | Meter: 1 piece, Test Ring: 1 Piece, Meter Suitcase: 1 Piece , batteries: 4 PCS ( LR6) |